Using the Music Optimizer

The Music Optimizer function enhances the sound quality of compressed music files.

1 (North American and Taiwanese models) Press MUSIC OPTIMIZER on the front panel.

The M.Opt indicator lights on the AV receiver’s display.

The MUSIC OPTIMIZER indicator lights on the front panel.

Tip

Alternatively, you can use the remote controller’s

Q SETUP.

See “Music Optimizer” for more details (page 47).

Muting the AV Receiver

You can temporarily mute the output of the AV receiver.

1 Press RECEIVER followed by MUTING.

The output is muted and the MUTING indicator flashes on the AV receiver’s display.

Tip

To unmute, press MUTING again or adjust the volume.

Muting is automatically cancelled when the AV receiver is set to standby.

Turning On & Basic Operations

Using Headphones

1 Connect a pair of stereo headphones with a standard plug (1/4 inch or 6.3 mm) to the PHONES jack.

While the headphones plug is inserted in the PHONES jack, =indicator lights.

Note

Always turn down the volume before connecting your headphones.

While the headphones plug is inserted in the PHONES jack, the speakers are turned off. (The Powered Zone 2 speakers are not turned off.)

When you connect a pair of headphones, the listening mode is set to Stereo, unless it’s already set to Stereo, Mono, Direct, or Pure Audio (European, Australian and Asian models).

If you connect an iPod or iPhone to the USB port on the AV receiver, no sound will be output from the headphones jack.

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Onkyo TX-NR515 instruction manual En-44, Using the Music Optimizer, Muting the AV Receiver, Using Headphones

TX-NR515 specifications

The Onkyo TX-NR515 is a prominent feature-rich AV receiver that caters to home theater enthusiasts seeking quality audio performance and versatile connectivity options. Launched as part of Onkyo’s esteemed lineup, the TX-NR515 is designed to enhance the experience of multichannel audio for movies, music, and gaming.

One of the standout features of the TX-NR515 is its support for 7.2-channel surround sound, capable of delivering immersive audio experiences that draw listeners into their favorite media. With a power output of 95 watts per channel into 8 ohms, this receiver offers robust audio performance that can fill larger rooms without losing clarity or impact. The inclusion of Dolby TrueHD and DTS-HD Master Audio decoding allows for high-definition sound quality, making it an excellent choice for movie nights or music playback.

Equipped with multiple HDMI inputs, the TX-NR515 offers flexibility to connect a variety of devices, including Blu-ray players, gaming consoles, and streaming devices. It supports 4K video pass-through and upscaling, ensuring that content displayed on compatible televisions retains its quality. This feature allows users to enjoy high-resolution visuals alongside high-fidelity audio.

The receiver also embraces modern digital technology with features like built-in Wi-Fi and Bluetooth, enabling seamless wireless streaming from popular services like Spotify, Pandora, and more. Additionally, users can connect their smartphones or tablets directly to the receiver, making it easy to play their music collection without cumbersome wires.

Another feature enhancing the audio experience is Onkyo’s Multi-Zone capability, which allows users to enjoy audio in different rooms simultaneously. This includes support for Zone 2 outputs, giving users the flexibility to entertain guests or enjoy music in various spaces in their home.

The TX-NR515 further integrates Audyssey technologies, including Audyssey MultEQ, which ensures optimal room acoustics by calibrating speakers according to the specific characteristics of a room. This technology significantly improves audio clarity while balancing sound for different listening positions.

Combining advanced audio processing, extensive connectivity options, and user-friendly features, the Onkyo TX-NR515 stands out as an excellent choice for both casual listeners and audiophiles looking to elevate their home theater experience. With its robust performance, it continues to be a popular choice among users who value quality, innovation, and versatility in their audio-visual setup.